MULTIPLE CHOICE QUESTIONS—PHYSIOLOGY EYE

  

MULTIPLE CHOICE QUESTIONS—PHYSIOLOGY

SPECIAL SENSES: EYE  

PART II 

1.       Focal length of the Human Lens is  ____________

a.       30 mm b) 40 mm c) 44 mm d) 52 mm

2.       Intraocular pressure varies between ____ to _____ mm Hg.

a.       20 to 30 b) 10 to 20 c) 12 to 30 d) 12 to 20

3.       Old age the physical changes in the lens and its capsule is called as ___________

a.       Cataract b) Prebyopsia c) Constrictor d) Glaucoma

4.       Refractory power of the Cornea is __________

a.       23 D b) 33 D c) 42 D d) 44D

5.       There are about_________ million rods present in the human eyes

a.       6 Million b) 12 Million c) 18 Million d) 24 Million

6.       Synaptic vesicles present in the synaptic terminal contain neurotransmitters called as _______

a.       Rhodopsin b) Cilium c) Glutamate d) Disk

7.       ________ is a chemical substance that develops colour in the cells.

a.       Scotopsin b) Retinal c) Opsin d) Chromophore

8.       Nyctalopia occurs due to deficiency of _____________

a.       Vitamin A b) Vitamin C c) Vitamin D d) Vitamin K

9.       ______ Chart used to test the visual acuity for near vision

a.       Snellen’s chart b) Pie chart c) Jaeger chart d) Sims chart

10.   Visual field of the human eye is about ______ in horizontal meridian

a.       135º b) 155º c) 140º d) 160º

11.   Blind spot is the smallest are in retina where the visual receptors _________

a.       Maximal b) Absent c) Minimally present d) Diffusely found

12.   Third order neurons arise from the ___________

a.       Lateral geniculate body b) Bipolar cells c) Ganglionic cells d) Monoplanar cells

13.   Loss of vision in the same halves of both visual fields is __________

a.       Heteronymous hemianopia b) Bitemporal hemianopia c) Homonymous hemianopia d) Binasal hemianopia

14.   Medial fibres of each optic nerve cross the midline and join the uncrossed lateral fibres of opposite side is __________

a.       Optic nerves b) Optic tract c) Optic Chiasma d) Optic radiation

15.   Nasal part of the visual acuity extends upto __________degrees

a.       50º b) 60º c) 70º d) 80º

Answers

Question No	Answers
1.	C
2.	D
3.	B
4.	C
5.	A
6.	C
7.	D
8.	A
9.	C
10.	D
11.	B
12.	A
13.	C
14.	C
15.	B